Technical Parameter standard Model HVS-12030B2 HVS-24030B2 Voltage Range: 90-264VAC Frequency Range:47-63HZ Input Power 40W 38W Power Factor PF 0.8( With PFC) Efficiency 80% 82% Inrush current: Cold Start:25A/230VAC Leakage current 0.75mA/240V Dimension:l197*w29*h20mm Packing:325, 240, 192©l/50pcs/carton Weight:13kg/50pcs/carton.